Home / 2,820,922.61-4,231,679.15-927,811.67

Finding the Fourth Proportional to 2,820,922.61, 4,231,679.15 and 927,811.67

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Solution

The fourth proportional to 2,820,922.61, 4,231,679.15 and 927,811.67 is: 1,391,814.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820,922.61 : 4,231,679.15 = 927,811.67 : x
  2. Step 2: Convert to fraction form
    2,820,922.61/4,231,679.15 = 927,811.67/x
  3. Step 3: Cross multiply
    2,820,922.61x = 4,231,679.15 × 927,811.67
  4. Step 4: Simplify right side
    2,820,922.61x = 3,926,201,280,226.81
  5. Step 5: Solve for x
    x = 3,926,201,280,226.81/2,820,922.61
  6. Step 6: Final answer
    x = 1,391,814.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.